| We are profoundly ignorant about the
origins of language and have to content ourselves with more or less plausible
speculations. We do not even know for certain when language arose, but it seems
likely that it goes back to the earliest history of man, perhaps haft a million
years ago. We have no direct evidence, but it seems probable that it took the
earliest forms of human cooperation. In the Ice Ages of the Pleistocene(更新世)
period, our earliest human ancestors established the Old Stone Age culture; they
made stone tools and, later, tools of bone, ivory, and antler; they made fire
and cooked their food; they hunted big game, often by methods that called for
considerable cooperation and coordination. As their material culture gradually
developed, they became artists and drew pebbles as well as wonderful paintings
[简答题]Many Americans are ignorant about Asian and African cultures, as ______(这种情况通常也存在于) in some European countries.
[简答题]Haldance Law
[简答题]Soft law
[单项选择]We are profoundly ignorant about the origins of language and have to content ourselves with more or less plausible speculations. We do not even know for certain when language arose, but it seems likely that it goes back to the earliest history of man, perhaps haft a million years ago. We have no direct evidence, but it seems probable that it took the earliest forms of human cooperation. In the Ice Ages of the Pleistocene(更新世) period, our earliest human ancestors established the Old Stone Age culture; they made stone tools and, later, tools of bone, ivory, and antler; they made fire and cooked their food; they hunted big game, often by methods that called for considerable cooperation and coordination. As their material culture gradually developed, they became artists and drew pebbles as well as wonderful paintings of animals on the walls of caves. It is difficult to believe that the makers of these Paleolithic(旧石器时代的) cultures lacked the power of speech. It is a long step, admittedly, f
A. communication among primitive men B. the need to communicate C. the language of children D. the first man’s extensive vocabulary [填空题]As We are still ignorant of millions of unique life forms in the rainforest, deforestation can be compared to the destruction of______.
[填空题]We are quite ignorant of what has been achieved in this field.
(nothing) ____________________. [填空题]As we are still ignorant of millions of unique life forms in the rainforest, deforestation can be compared to the destruction of ______.
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